102001202221010 has 32 divisors (see below), whose sum is σ = 184261189029552. Its totient is φ = 40654039767040.

The previous prime is 102001202220859. The next prime is 102001202221013. The reversal of 102001202221010 is 10122202100201.

It can be written as a sum of positive squares in 8 ways, for example, as 40996526539609 + 61004675681401 = 6402853^2 + 7810549^2 .

It is not an unprimeable number, because it can be changed into a prime (102001202221013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94195172 + ... + 95271888.

Almost surely, 2^{102001202221010} is an apocalyptic number.

102001202221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102001202221010 is a deficient number, since it is larger than the sum of its proper divisors (82259986808542).

102001202221010 is a wasteful number, since it uses less digits than its factorization.

102001202221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110718.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102001202221010 its reverse (10122202100201), we get a palindrome (112123404321211).

The spelling of 102001202221010 in words is "one hundred two trillion, one billion, two hundred two million, two hundred twenty-one thousand, ten".